.product_list_1 ul li {
    width: 204px;
    float: left;
    margin-right: 30px;
    margin-bottom: 30px;
}

.product_list_1 ul li.last {
    margin-right: 0px;
}

.product_list_1 ul li img{
    width: 200px;
    height: 200px;
    border: 4px solid #e6e6e6;
}